and he had no right to get up on the stage and prove what an asshole he is and probably make a teenager cry, BUT Taylor Swift's songs are awful.
The evidence:
Video of "You Belong With Me" (WARNING! IT REALLY REALLY SUCKS) - I only managed to watch the first 90 seconds. ...Alright, for the sake of fairness I went back and watched the whole thing. Yep, still sucks.
As I was watching it, I thought "wait, didn't she also do 'Teardrops on My Guitar,' which is pretty much exactly the same song?"
YES SHE DIDHere's an idea: if you're going to make songs and videos that cast the pretty cheerleader as the villain in competition with you, the poor, ordinary girl, for the love of some nondescript boy, maybe try NOT looking like this in that same video:

Oh, wait, it's OK, Taylor's character in the other video isn't anything like those evil pretty girls because not only does she just happen to have exactly the same tastes in everything as the boy in question and she'll never stir up DRAMA by getting mad when he says something douchey or expecting him to care about her feelings or needs or anything, not only that, but in this other video her character is wearing GLASSES:

...movie Hermione? You look different.